Teela17 Teela17
  • 14-10-2016
  • Mathematics
contestada

Solve using substitution. Please show work
-4.5x-2y=-12.5
3.25x-y=-0.75

Respuesta :

Ajgirl02
Ajgirl02 Ajgirl02
  • 14-10-2016
Solve for y on one of the questions. I'll do the second one. it will be y=3.25x+0.75. Plug it in for y in the other problem like  this: -4.5x-2(3.25x+0.75). Solve. X= 5.5 and Y=18.625
Answer Link

Otras preguntas

Scientists have discovered a new species of animal. Which would provide the best basis for classifying this new species? A DNA comparison B diet of animal
Covert 3.92 into a mixed number in simplest form?
Convert 7.0055 into a mixed number in simplest form
How do I list these 68.51, 68.15, 68.051, 68.501 in to ascending order (All values are in meters) plz help! :(
How do I round 3.8129 to 3 decimal places?Please help!!!
How long did it take to build Sagrada familia
What is the language, art, and religion of the early humans?
ln(1/e^2) without calculator
A solution that contains a small amount of salt in a large amount of water is said to be a -----solution?
ln(1/e^2) without calculator